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Searched refs:UART_IIR (Results 1 – 25 of 25) sorted by relevance

/linux/drivers/tty/serial/
H A Dsunsu.c472 } while (!(serial_in(up, UART_IIR) & UART_IIR_NO_INT)); in sunsu_serial_interrupt()
532 if (!(serial_in(up, UART_IIR) & UART_IIR_NO_INT)) { in sunsu_kbd_ms_interrupt()
656 (void) serial_inp(up, UART_IIR); in sunsu_startup()
717 (void) serial_inp(up, UART_IIR); in sunsu_startup()
1093 scratch = serial_in(up, UART_IIR) >> 6; in sunsu_autoconfig()
1124 scratch = serial_in(up, UART_IIR) >> 5; in sunsu_autoconfig()
1136 scratch = serial_in(up, UART_IIR) >> 5; in sunsu_autoconfig()
H A Dpxa.c225 iir = serial_in(up, UART_IIR); in serial_pxa_irq()
341 (void) serial_in(up, UART_IIR); in serial_pxa_startup()
367 (void) serial_in(up, UART_IIR); in serial_pxa_startup()
H A Dserial-tegra.c296 iir = tegra_uart_read(tup, UART_IIR); in tegra_uart_wait_fifo_mode_enabled()
847 iir = tegra_uart_read(tup, UART_IIR); in tegra_uart_isr()
H A Domap-serial.c533 iir = serial_in(up, UART_IIR); in serial_omap_irq()
697 (void) serial_in(up, UART_IIR); in serial_omap_startup()
/linux/drivers/tty/serial/8250/
H A D8250_port.c1013 status1 = serial_in(up, UART_IIR) & UART_IIR_FIFO_ENABLED_16750; in autoconfig_16550a()
1085 status1 = serial_in(up, UART_IIR) & UART_IIR_FIFO_ENABLED_16750; in autoconfig_16550a()
1090 status2 = serial_in(up, UART_IIR) & UART_IIR_FIFO_ENABLED_16750; in autoconfig_16550a()
1261 switch (serial_in(up, UART_IIR) & UART_IIR_FIFO_ENABLED) { in autoconfig()
1365 serial_in(up, UART_IIR); in autoconfig_irq()
1968 iir = serial_port_in(port, UART_IIR); in serial8250_default_handle_irq()
1984 unsigned int iir = serial_port_in(port, UART_IIR); in serial8250_tx_threshold_handle_irq()
1995 iir = serial_port_in(port, UART_IIR); in serial8250_tx_threshold_handle_irq()
2264 serial_port_in(port, UART_IIR); in serial8250_do_startup()
2345 iir1 = serial_port_in(port, UART_IIR); in serial8250_do_startup()
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H A D8250_rt288x.c21 [UART_IIR] = 3,
H A D8250_mid.c107 ret |= serial8250_handle_irq(p, serial_port_in(p, UART_IIR)); in tng_handle_irq()
161 ret |= serial8250_handle_irq(p, serial_port_in(p, UART_IIR)); in dnv_handle_irq()
H A D8250_fsl.c35 iir = port->serial_in(port, UART_IIR); in fsl8250_handle_irq()
H A D8250_em.c76 case UART_IIR: /* IIR @ 0x08 */ in serial8250_em_serial_in()
H A D8250_omap.c657 iir = serial_port_in(port, UART_IIR); in omap8250_irq()
677 serial_in(up, UART_IIR); in omap8250_irq()
1298 serial_in(up, UART_IIR); in am654_8250_handle_rx_dma()
1317 iir = serial_port_in(port, UART_IIR); in omap_8250_dma_handle_irq()
H A D8250_aspeed_vuart.c337 iir = serial_port_in(port, UART_IIR); in aspeed_vuart_handle_irq()
H A D8250_dw.c263 unsigned int iir = p->serial_in(p, UART_IIR); in dw8250_handle_irq()
H A D8250_core.c232 iir = serial_in(up, UART_IIR); in serial8250_backup_timeout()
H A D8250_bcm7271.c793 unsigned int iir = serial_port_in(p, UART_IIR); in brcmuart_handle_irq()
/linux/sound/drivers/
H A Dserial-u16550.c290 inb(uart->base + UART_IIR); in snd_uart16550_interrupt()
378 if ((inb(uart->base + UART_IIR) & 0xf0) == 0xc0) in snd_uart16550_do_open()
445 inb(uart->base + UART_IIR); /* Clear any pre-existing transmit interrupt */ in snd_uart16550_do_open()
484 inb(uart->base + UART_IIR); /* Clear any outstanding interrupts */ in snd_uart16550_do_close()
/linux/arch/sh/include/asm/
H A Dsmc37c93x.h60 #define UART_IIR 0x4 /* Interrupt Ident Register (Read Only) */ macro
/linux/arch/x86/platform/ce4100/
H A Dce4100.c56 if (offset == UART_IIR) { in ce4100_mem_serial_in()
/linux/arch/powerpc/platforms/embedded6xx/
H A Dls_uart.c107 (void) in_8(avr_addr + UART_IIR); in ls_uart_init()
/linux/drivers/bluetooth/
H A Ddtl1_cs.c306 iir = inb(iobase + UART_IIR) & UART_IIR_ID; in dtl1_interrupt()
336 iir = inb(iobase + UART_IIR) & UART_IIR_ID; in dtl1_interrupt()
/linux/include/uapi/linux/
H A Dserial_reg.h34 #define UART_IIR 2 /* In: Interrupt ID Register */ macro
/linux/arch/powerpc/kernel/
H A Dlegacy_serial.c61 if (offset == UART_IIR) { in tsi_serial_in()
62 tmp = readl(p->membase + (UART_IIR & ~3)); in tsi_serial_in()
/linux/drivers/accessibility/speakup/
H A Dserialio.c148 inb(speakup_info.port_tts + UART_IIR); in start_serial_interrupt()
/linux/drivers/mmc/core/
H A Dsdio_uart.c511 iir = sdio_in(port, UART_IIR); in sdio_uart_irq()
614 (void) sdio_in(port, UART_IIR); in sdio_uart_activate()
/linux/drivers/tty/
H A Dmxser.c769 (void) inb(info->ioaddr + UART_IIR); in mxser_activate()
793 (void) inb(info->ioaddr + UART_IIR); in mxser_activate()
1607 iir = inb(port->ioaddr + UART_IIR); in mxser_port_isr()
/linux/samples/vfio-mdev/
H A Dmtty.c579 case UART_IIR: in handle_bar_read()